#20 - TDT4258 K15

Maskinnær programmering - K15

Spørsmål #20

The chief purpose of an I/O controller is:

To interface with an IO unit such that the IO unit can send commands(instructions) to the CPU

To read the registers of the CPU in order to configure the IO unit correctly based on register values

To interface the CPU with an IO unit such that the CPU can communicate with said IO unit

Creating an abstraction layer allowing the CPU to use the same protocol to communicate with any IO unit

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